--- zzzz-none-000/linux-4.9.218/arch/sh/boot/dts/Makefile	2020-04-02 15:20:41.000000000 +0000
+++ seale-7590ac-750/linux-4.9.218/arch/sh/boot/dts/Makefile	2022-11-30 09:46:19.000000000 +0000
@@ -1,3 +1 @@
 obj-$(CONFIG_USE_BUILTIN_DTB) += $(patsubst "%",%,$(CONFIG_BUILTIN_DTB_SOURCE)).dtb.o
-
-clean-files := *.dtb.S